#include <common.h>
#include <errno.h>
#include <miiphy.h>
-#include <netdev.h>
+#include <cpsw.h>
#include <serial.h>
#include <libfdt.h>
#include <lcd.h>
#include <linux/fb.h>
#include <asm/gpio.h>
#include <asm/cache.h>
-#include <asm/omap_common.h>
#include <asm/io.h>
#include <asm/arch/cpu.h>
#include <asm/arch/hardware.h>
#include <asm/arch/mmc_host_def.h>
+#include <asm/arch/mux.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/clock.h>
#include <video_fb.h>
#define TX48_LCD_RST_GPIO AM33XX_GPIO_NR(1, 19)
#define TX48_LCD_PWR_GPIO AM33XX_GPIO_NR(1, 22)
#define TX48_LCD_BACKLIGHT_GPIO AM33XX_GPIO_NR(3, 14)
-
-#define GMII_SEL (CTRL_BASE + 0x650)
-
-/* UART Defines */
-#define UART_SYSCFG_OFFSET 0x54
-#define UART_SYSSTS_OFFSET 0x58
-
-#define UART_RESET (0x1 << 1)
-#define UART_CLK_RUNNING_MASK 0x1
-#define UART_SMART_IDLE_EN (0x1 << 0x3)
-
-/* Timer Defines */
-#define TSICR_REG 0x54
-#define TIOCP_CFG_REG 0x10
-#define TCLR_REG 0x38
-
-/* RGMII mode define */
-#define RGMII_MODE_ENABLE 0xA
-#define RMII_MODE_ENABLE 0x5
-#define MII_MODE_ENABLE 0x0
+#define TX48_MMC_CD_GPIO AM33XX_GPIO_NR(3, 15)
#define NO_OF_MAC_ADDR 1
+#ifndef ETH_ALEN
#define ETH_ALEN 6
-
-/* PAD Control Fields */
-#define SLEWCTRL (0x1 << 6)
-#define RXACTIVE (0x1 << 5)
-#define PULLUP_EN (0x1 << 4) /* Pull UP Selection */
-#define PULLUDEN (0x0 << 3) /* Pull up enabled */
-#define PULLUDDIS (0x1 << 3) /* Pull up disabled */
-#define MODE(val) (val)
-
-/*
- * PAD CONTROL OFFSETS
- * Field names corresponds to the pad signal name
- */
-struct pad_signals {
- int gpmc_ad0;
- int gpmc_ad1;
- int gpmc_ad2;
- int gpmc_ad3;
- int gpmc_ad4;
- int gpmc_ad5;
- int gpmc_ad6;
- int gpmc_ad7;
- int gpmc_ad8;
- int gpmc_ad9;
- int gpmc_ad10;
- int gpmc_ad11;
- int gpmc_ad12;
- int gpmc_ad13;
- int gpmc_ad14;
- int gpmc_ad15;
- int gpmc_a0;
- int gpmc_a1;
- int gpmc_a2;
- int gpmc_a3;
- int gpmc_a4;
- int gpmc_a5;
- int gpmc_a6;
- int gpmc_a7;
- int gpmc_a8;
- int gpmc_a9;
- int gpmc_a10;
- int gpmc_a11;
- int gpmc_wait0;
- int gpmc_wpn;
- int gpmc_be1n;
- int gpmc_csn0;
- int gpmc_csn1;
- int gpmc_csn2;
- int gpmc_csn3;
- int gpmc_clk;
- int gpmc_advn_ale;
- int gpmc_oen_ren;
- int gpmc_wen;
- int gpmc_be0n_cle;
- int lcd_data0;
- int lcd_data1;
- int lcd_data2;
- int lcd_data3;
- int lcd_data4;
- int lcd_data5;
- int lcd_data6;
- int lcd_data7;
- int lcd_data8;
- int lcd_data9;
- int lcd_data10;
- int lcd_data11;
- int lcd_data12;
- int lcd_data13;
- int lcd_data14;
- int lcd_data15;
- int lcd_vsync;
- int lcd_hsync;
- int lcd_pclk;
- int lcd_ac_bias_en;
- int mmc0_dat3;
- int mmc0_dat2;
- int mmc0_dat1;
- int mmc0_dat0;
- int mmc0_clk;
- int mmc0_cmd;
- int mii1_col;
- int mii1_crs;
- int mii1_rxerr;
- int mii1_txen;
- int mii1_rxdv;
- int mii1_txd3;
- int mii1_txd2;
- int mii1_txd1;
- int mii1_txd0;
- int mii1_txclk;
- int mii1_rxclk;
- int mii1_rxd3;
- int mii1_rxd2;
- int mii1_rxd1;
- int mii1_rxd0;
- int rmii1_refclk;
- int mdio_data;
- int mdio_clk;
- int spi0_sclk;
- int spi0_d0;
- int spi0_d1;
- int spi0_cs0;
- int spi0_cs1;
- int ecap0_in_pwm0_out;
- int uart0_ctsn;
- int uart0_rtsn;
- int uart0_rxd;
- int uart0_txd;
- int uart1_ctsn;
- int uart1_rtsn;
- int uart1_rxd;
- int uart1_txd;
- int i2c0_sda;
- int i2c0_scl;
- int mcasp0_aclkx;
- int mcasp0_fsx;
- int mcasp0_axr0;
- int mcasp0_ahclkr;
- int mcasp0_aclkr;
- int mcasp0_fsr;
- int mcasp0_axr1;
- int mcasp0_ahclkx;
- int xdma_event_intr0;
- int xdma_event_intr1;
- int nresetin_out;
- int porz;
- int nnmi;
- int osc0_in;
- int osc0_out;
- int rsvd1;
- int tms;
- int tdi;
- int tdo;
- int tck;
- int ntrst;
- int emu0;
- int emu1;
- int osc1_in;
- int osc1_out;
- int pmic_power_en;
- int rtc_porz;
- int rsvd2;
- int ext_wakeup;
- int enz_kaldo_1p8v;
- int usb0_dm;
- int usb0_dp;
- int usb0_ce;
- int usb0_id;
- int usb0_vbus;
- int usb0_drvvbus;
- int usb1_dm;
- int usb1_dp;
- int usb1_ce;
- int usb1_id;
- int usb1_vbus;
- int usb1_drvvbus;
- int ddr_resetn;
- int ddr_csn0;
- int ddr_cke;
- int ddr_ck;
- int ddr_nck;
- int ddr_casn;
- int ddr_rasn;
- int ddr_wen;
- int ddr_ba0;
- int ddr_ba1;
- int ddr_ba2;
- int ddr_a0;
- int ddr_a1;
- int ddr_a2;
- int ddr_a3;
- int ddr_a4;
- int ddr_a5;
- int ddr_a6;
- int ddr_a7;
- int ddr_a8;
- int ddr_a9;
- int ddr_a10;
- int ddr_a11;
- int ddr_a12;
- int ddr_a13;
- int ddr_a14;
- int ddr_a15;
- int ddr_odt;
- int ddr_d0;
- int ddr_d1;
- int ddr_d2;
- int ddr_d3;
- int ddr_d4;
- int ddr_d5;
- int ddr_d6;
- int ddr_d7;
- int ddr_d8;
- int ddr_d9;
- int ddr_d10;
- int ddr_d11;
- int ddr_d12;
- int ddr_d13;
- int ddr_d14;
- int ddr_d15;
- int ddr_dqm0;
- int ddr_dqm1;
- int ddr_dqs0;
- int ddr_dqsn0;
- int ddr_dqs1;
- int ddr_dqsn1;
- int ddr_vref;
- int ddr_vtp;
- int ddr_strben0;
- int ddr_strben1;
- int ain7;
- int ain6;
- int ain5;
- int ain4;
- int ain3;
- int ain2;
- int ain1;
- int ain0;
- int vrefp;
- int vrefn;
-};
+#endif
struct pin_mux {
short reg_offset;
/*
* Basic board specific setup
*/
+static const struct pin_mux tx48_pads[] = {
+ { OFFSET(i2c0_sda), MODE(7) | RXACTIVE | PULLUDEN | PULLUP_EN, },
+ { OFFSET(i2c0_scl), MODE(7) | RXACTIVE | PULLUDEN | PULLUP_EN, },
+ { OFFSET(emu1), MODE(7), }, /* ETH PHY Reset */
+};
+
+static const struct pin_mux tx48_i2c_pads[] = {
+ { OFFSET(i2c0_sda), MODE(0) | RXACTIVE | PULLUDEN | PULLUP_EN, },
+ { OFFSET(i2c0_scl), MODE(0) | RXACTIVE | PULLUDEN | PULLUP_EN, },
+};
+
+static const struct gpio tx48_gpios[] = {
+ { AM33XX_GPIO_NR(3, 5), GPIOFLAG_INPUT, "I2C1_SDA", },
+ { AM33XX_GPIO_NR(3, 6), GPIOFLAG_INPUT, "I2C1_SCL", },
+ { AM33XX_GPIO_NR(3, 8), GPIOFLAG_OUTPUT_INIT_LOW, "ETH_PHY_RESET", },
+};
+
static const struct pin_mux stk5_pads[] = {
/* heartbeat LED */
{ OFFSET(gpmc_a10), MODE(7) | PULLUDEN, },
{ OFFSET(gpmc_a6), MODE(7) | PULLUDEN, },
/* LCD Backlight (PWM) */
{ OFFSET(mcasp0_aclkx), MODE(7) | PULLUDEN, },
+ /* MMC CD */
+ { OFFSET(mcasp0_fsx), MODE(7) | PULLUDEN | PULLUP_EN, },
};
static const struct gpio stk5_gpios[] = {
- { AM33XX_GPIO_NR(1, 26), GPIOF_OUTPUT_INIT_LOW, "HEARTBEAT LED", },
+ { TX48_LED_GPIO, GPIOFLAG_OUTPUT_INIT_LOW, "HEARTBEAT LED", },
+ { TX48_MMC_CD_GPIO, GPIOFLAG_INPUT, "MMC0 CD", },
};
static const struct pin_mux stk5_lcd_pads[] = {
};
static const struct gpio stk5_lcd_gpios[] = {
- { AM33XX_GPIO_NR(1, 19), GPIOF_OUTPUT_INIT_LOW, "LCD RESET", },
- { AM33XX_GPIO_NR(1, 22), GPIOF_OUTPUT_INIT_LOW, "LCD POWER", },
- { AM33XX_GPIO_NR(3, 14), GPIOF_OUTPUT_INIT_HIGH, "LCD BACKLIGHT", },
+ { AM33XX_GPIO_NR(1, 19), GPIOFLAG_OUTPUT_INIT_LOW, "LCD RESET", },
+ { AM33XX_GPIO_NR(1, 22), GPIOFLAG_OUTPUT_INIT_LOW, "LCD POWER", },
+ { AM33XX_GPIO_NR(3, 14), GPIOFLAG_OUTPUT_INIT_HIGH, "LCD BACKLIGHT", },
};
static const struct pin_mux stk5v5_pads[] = {
};
static const struct gpio stk5v5_gpios[] = {
- { AM33XX_GPIO_NR(0, 22), GPIOF_OUTPUT_INIT_HIGH, "CAN XCVR", },
+ { AM33XX_GPIO_NR(0, 22), GPIOFLAG_OUTPUT_INIT_HIGH, "CAN XCVR", },
};
#ifdef CONFIG_LCD
-static u16 tx48_cmap[256];
vidinfo_t panel_info = {
/* set to max. size supported by SoC */
.vl_col = 1366,
.vl_row = 768,
- .vl_bpix = LCD_COLOR24, /* Bits per pixel, 0: 1bpp, 1: 2bpp, 2: 4bpp, 3: 8bpp ... */
- .cmap = tx48_cmap,
+ .vl_bpix = LCD_COLOR32, /* Bits per pixel, 0: 1bpp, 1: 2bpp, 2: 4bpp, 3: 8bpp ... */
+};
+
+static struct lcd_ctrl_config lcd_cfg = {
+ .bpp = 24,
};
#define FB_SYNC_OE_LOW_ACT (1 << 31)
}
karo_fdt_move_fdt();
- lcd_bl_polarity = karo_fdt_get_backlight_polarity(working_fdt);
if (video_mode == NULL) {
debug("Disabling LCD\n");
lcd_enabled = 0;
return;
}
+
+ lcd_bl_polarity = karo_fdt_get_backlight_polarity(working_fdt);
vm = video_mode;
if (karo_fdt_get_fb_mode(working_fdt, video_mode, &fb_mode) == 0) {
p = &fb_mode;
panel_info.vl_bpix = LCD_COLOR16;
break;
default:
- panel_info.vl_bpix = LCD_COLOR24;
+ panel_info.vl_bpix = LCD_COLOR32;
}
p->pixclock = KHZ2PICOS(refresh *
debug("Initializing FB driver\n");
tx48_lcd_panel_setup(&da8xx_panel, p);
- da8xx_video_init(&da8xx_panel, color_depth);
+ da8xx_video_init(&da8xx_panel, &lcd_cfg, color_depth);
debug("Initializing LCD controller\n");
video_hw_init();
/* called with default environment! */
int board_init(void)
{
+ int i;
+
/* mach type passed to kernel */
#ifdef CONFIG_OF_LIBFDT
gd->bd->bi_arch_number = -1;
/* address of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
- if (ctrlc())
- printf("CTRL-C detected\n");
+ if (ctrlc() || (prm_rstst & PRM_RSTST_WDT1_RST)) {
+ if (prm_rstst & PRM_RSTST_WDT1_RST)
+ printf("WDOG RESET detected\n");
+ else
+ printf("<CTRL-C> detected; safeboot enabled\n");
+ }
+
+ gpio_request_array(tx48_gpios, ARRAY_SIZE(tx48_gpios));
+ tx48_set_pin_mux(tx48_pads, ARRAY_SIZE(tx48_pads));
+ for (i = 0; i < ARRAY_SIZE(tx48_gpios); i++) {
+ int gpio = tx48_gpios[i].gpio;
+
+ if (gpio_get_value(gpio) == 0)
+ gpio_direction_output(gpio, 1);
+ }
+
+ tx48_set_pin_mux(tx48_pads, ARRAY_SIZE(tx48_i2c_pads));
return 0;
}
prm_rstst = readl(PRM_RSTST);
show_reset_cause(prm_rstst);
-#ifdef CONFIG_OF_LIBFDT
- printf("Board: Ka-Ro TX48-7020 with FDT support\n");
-#else
printf("Board: Ka-Ro TX48-7020\n");
-#endif
+
timer_init();
return 0;
}
static void tx48_set_cpu_clock(void)
{
unsigned long cpu_clk = getenv_ulong("cpu_clk", 10, 0);
+ unsigned long act_cpu_clk;
- if (had_ctrlc() || (prm_rstst & PRM_RSTST_WDT1_RST))
+ if (cpu_clk == 0 || cpu_clk == mpu_clk_rate() / 1000000)
return;
- if (cpu_clk == 0 || cpu_clk == mpu_clk_rate() / 1000000)
+ if (had_ctrlc() || (prm_rstst & PRM_RSTST_WDT1_RST)) {
+ printf("%s detected; skipping cpu clock change\n",
+ (prm_rstst & PRM_RSTST_WDT1_RST) ?
+ "WDOG RESET" : "<CTRL-C>");
return;
+ }
mpu_pll_config_val(cpu_clk);
- printf("CPU clock set to %lu.%03lu MHz\n",
- mpu_clk_rate() / 1000000,
- mpu_clk_rate() / 1000 % 1000);
+ act_cpu_clk = mpu_clk_rate();
+ if (cpu_clk * 1000000 != act_cpu_clk) {
+ printf("Failed to set CPU clock to %lu MHz; using %lu.%03lu MHz instead\n",
+ cpu_clk, act_cpu_clk / 1000000,
+ act_cpu_clk / 1000 % 1000);
+ } else {
+ printf("CPU clock set to %lu.%03lu MHz\n",
+ act_cpu_clk / 1000000, act_cpu_clk / 1000 % 1000);
+ }
}
static void tx48_init_mac(void)
mac_addr[4] = mac_lo & 0xFF;
mac_addr[5] = (mac_lo & 0xFF00) >> 8;
- if (!is_valid_ether_addr(mac_addr)) {
+ if (!is_valid_ethaddr(mac_addr)) {
printf("No valid MAC address programmed\n");
return;
}
int ret = 0;
const char *baseboard;
+ env_cleanup();
+
tx48_set_cpu_clock();
- karo_fdt_move_fdt();
+
+ if (had_ctrlc())
+ setenv_ulong("safeboot", 1);
+ else if (prm_rstst & PRM_RSTST_WDT1_RST)
+ setenv_ulong("wdreset", 1);
+ else
+ karo_fdt_move_fdt();
baseboard = getenv("baseboard");
if (!baseboard)
}
#ifdef CONFIG_DRIVER_TI_CPSW
-static void tx48_phy_init(char *name, int addr)
+static void tx48_phy_init(void)
{
debug("%s: Resetting ethernet PHY\n", __func__);
{
.slave_reg_ofs = 0x208,
.sliver_reg_ofs = 0xd80,
- .phy_id = 0,
+ .phy_addr = 0,
.phy_if = PHY_INTERFACE_MODE_RMII,
},
};
.hw_stats_reg_ofs = 0x900,
.mac_control = (1 << 5) /* MIIEN */,
.control = cpsw_control,
- .phy_init = tx48_phy_init,
- .gigabit_en = 0,
.host_port_num = 0,
.version = CPSW_CTRL_VERSION_2,
};
int board_eth_init(bd_t *bis)
{
__raw_writel(RMII_MODE_ENABLE, MAC_MII_SEL);
- __raw_writel(0x5D, GMII_SEL);
+ tx48_phy_init();
return cpsw_register(&cpsw_data);
}
#endif /* CONFIG_DRIVER_TI_CPSW */
+#if defined(CONFIG_OMAP_HSMMC) && !defined(CONFIG_SPL_BUILD)
+int cpu_mmc_init(bd_t *bis)
+{
+ return omap_mmc_init(1, 0, 0, TX48_MMC_CD_GPIO, -1);
+}
+#endif
+
void tx48_disable_watchdog(void)
{
struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE;
"ti,am3359-tscadc",
};
-void ft_board_setup(void *blob, bd_t *bd)
+int ft_board_setup(void *blob, bd_t *bd)
{
const char *baseboard = getenv("baseboard");
int stk5_v5 = baseboard != NULL && (strcmp(baseboard, "stk5-v5") == 0);
const char *video_mode = karo_get_vmode(getenv("video_mode"));
+ int ret;
+ ret = fdt_increase_size(blob, 4096);
+ if (ret) {
+ printf("Failed to increase FDT size: %s\n", fdt_strerror(ret));
+ return ret;
+ }
fdt_fixup_mtdparts(blob, nodes, ARRAY_SIZE(nodes));
- fdt_fixup_ethernet(blob);
karo_fdt_fixup_touchpanel(blob, tx48_touchpanels,
ARRAY_SIZE(tx48_touchpanels));
- karo_fdt_fixup_usb_otg(blob, "usb0", "phys");
+ karo_fdt_fixup_usb_otg(blob, "usb0", "phys", "vcc-supply");
karo_fdt_fixup_flexcan(blob, stk5_v5);
- karo_fdt_update_fb_mode(blob, video_mode);
+ karo_fdt_update_fb_mode(blob, video_mode, "/lcd-panel");
tx48_disable_watchdog();
+
+ if (get_cpu_rev() == 0) {
+ karo_fdt_del_prop(blob, "lltc,ltc3589-2", 0x34, "interrupts");
+ karo_fdt_del_prop(blob, "lltc,ltc3589-2", 0x34,
+ "interrupt-parent");
+ }
+
+ return 0;
}
#endif /* CONFIG_OF_BOARD_SETUP */